Home / 225,658,819.13-311,453,830.25-146,372,139.88

Finding the Fourth Proportional to 225,658,819.13, 311,453,830.25 and 146,372,139.88

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Solution

The fourth proportional to 225,658,819.13, 311,453,830.25 and 146,372,139.88 is: 202,022,521.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,658,819.13 : 311,453,830.25 = 146,372,139.88 : x
  2. Step 2: Convert to fraction form
    225,658,819.13/311,453,830.25 = 146,372,139.88/x
  3. Step 3: Cross multiply
    225,658,819.13x = 311,453,830.25 × 146,372,139.88
  4. Step 4: Simplify right side
    225,658,819.13x = 45,588,163,605,225,648
  5. Step 5: Solve for x
    x = 45,588,163,605,225,648/225,658,819.13
  6. Step 6: Final answer
    x = 202,022,521.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.